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fix(invariants): replay histories and pack companions

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This commit is contained in:
Tianyi Cui
2026-07-21 17:46:43 +08:00
parent 2434afd2ef
commit 504fbf59f3
18 changed files with 322 additions and 74 deletions
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18
packages/todo/tool-todo/src/invariant.ts
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@@ -33,14 +33,24 @@ function validateTodos(value: unknown, fail: InvariantFailure): void {
if (active > 1) fail(`todo/write contains ${active} in-progress entries; at most one is allowed`)
}
/** Install validation for durable whole-list todo snapshots. */
const install: InvariantInstaller = (ctx, fail) => {
/* jscpd:ignore-start -- package companions share replay and dispatch plumbing */
/** Validate the package-owned event shape and ignore unrelated events. */
function validateEvent(event: SessionEvent, fail: InvariantFailure): void {
if (event.type === 'todo/write') validateTodos(event.data.todos, fail)
}
/** Install validation for loaded and newly appended whole-list todo snapshots. */
const install: InvariantInstaller = Object.assign((ctx: Context, fail: InvariantFailure) => {
for (const session of ctx.sessions.list()) {
for (const event of session.events) validateEvent(event, fail)
}
ctx.on('internal/dispatch', (_mode, eventName, args) => {
if (eventName !== 'session/event') return
const event = (args as [Session, SessionEvent])[1]
if (event.type === 'todo/write') validateTodos(event.data.todos, fail)
validateEvent(event, fail)
}, { global: true })
}
}, { inject: ['sessions'] })
/* jscpd:ignore-end */
/**
* Register the todo invariant companion.